Question

The number of protons, neutrons and electrons in ${}_{71}^{175}Lu$ respectively, are

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> NEET 2020

Answer 1

${}_{71}^{175}Lu$
Here,
$n_p=n_e=71n_p+n_n=175n_n=175-71=104$
Hence, option (d) is correct.